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// license:BSD-3-Clause
// copyright-holders:Bryan McPhail
/*************************************************************************
Irem M107 hardware
*************************************************************************/
#include "machine/pic8259.h"
struct pf_layer_info
{
tilemap_t * tmap;
UINT16 vram_base;
};
class m107_state : public driver_device
{
public:
m107_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_soundcpu(*this, "soundcpu"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_spriteram(*this, "spriteram"),
m_vram_data(*this, "vram_data"),
m_upd71059c(*this, "upd71059c")
{ }
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_soundcpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
required_shared_ptr<UINT16> m_spriteram;
required_shared_ptr<UINT16> m_vram_data;
required_device<pic8259_device> m_upd71059c;
// driver init
UINT8 m_spritesystem;
int m_sound_status;
UINT8 m_sprite_display;
UINT16 m_raster_irq_position;
pf_layer_info m_pf_layer[4];
UINT16 m_control[0x10];
UINT16 *m_buffered_spriteram;
DECLARE_WRITE16_MEMBER(coincounter_w);
DECLARE_WRITE16_MEMBER(bankswitch_w);
DECLARE_WRITE16_MEMBER(soundlatch_w);
DECLARE_READ16_MEMBER(sound_status_r);
DECLARE_READ16_MEMBER(soundlatch_r);
DECLARE_WRITE16_MEMBER(sound_irq_ack_w);
DECLARE_WRITE16_MEMBER(sound_status_w);
DECLARE_WRITE16_MEMBER(sound_reset_w);
DECLARE_WRITE16_MEMBER(wpksoc_output_w);
DECLARE_WRITE16_MEMBER(vram_w);
DECLARE_WRITE16_MEMBER(control_w);
DECLARE_WRITE16_MEMBER(spritebuffer_w);
TILE_GET_INFO_MEMBER(get_pf_tile_info);
TIMER_DEVICE_CALLBACK_MEMBER(scanline_interrupt);
DECLARE_DRIVER_INIT(firebarr);
DECLARE_DRIVER_INIT(dsoccr94);
DECLARE_DRIVER_INIT(wpksoc);
virtual void machine_start();
virtual void video_start();
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void draw_sprites(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void update_scroll_positions();
void tilemap_draw(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, int laynum, int category,int opaque);
void screenrefresh(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
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